On March 2,treasury bill expiring on April 20, had a bid discount of 5.80 and ask discount of 5.86.What is the best estimate of risk-free rate as given in the text?
A) 5.86%
B) 5.83%
C) 6.11%
D) 6.14%
E) None of the above
My answer is C.

What would be your answer?
Answer is not provided by the author.